About the day » Friday April 13, 1973Calender converter

• Cynthia Jeanine Martin, Gary, Lake, Indiana, Verenigde Staten († 1973)
• April Ann Barkhouse
• Ronnie Paulus, Adelaide (Australie) († 2019)
• Paul van Steenoven, Vlaardingen († 2015)
• Carl Benjamins, Alteveer, Hoogeveen, Drenthe, Nederland

• * Petronella Elisabeth Balvers (55), Oisterwijk
• Alexandre Alphonse Marius Stols (73), Tarragona, Cataluna, Spanje
• Annechien de Haan (71), Winschoten, Groningen, Nederland
• Claude Estees Burrell (54), Cottonwood, Tehama County, California
• Anna Commandeur (89), Den Burg
• Elisabeth Antoinette Steijger (77)
• Afra Maria Schipper (63), Medemblik
• Arie Tukker (83), bleskensgraaf (zuid holland)
• Aart van der Sluijs (72), Utrecht, Utrecht, Netherlands
• Antonius Munsters (55), Tegelen

• 1971 » Bo Outlaw, American basketball player
• 1971 » Danie Mellor, Australian painter and sculptor
• 1971 » Franck Esposito, French swimmer
• 1971 » Valensia, Dutch singer-songwriter, guitarist, and producer
• 1972 » Aaron Lewis, American singer-songwriter and guitarist
• 1972 » Mariusz Czerkawski, Polish ice hockey player and golfer
• 1974 » Darren Turner, English racing driver
• 1974 » David Zdrilic, Australian footballer and manager
• 1974 » Sergei Gonchar, Russian ice hockey player
• 1974 » Valentina Cervi, Italian actress

• 1966 » Abdul Salam Arif, Iraqi colonel and politician, 2nd President of Iraq (b. 1921)
• 1966 » Carlo Carrà, Italian painter (b. 1881)
• 1967 » Nicole Berger, French actress (b. 1934)
• 1969 » Alfred Karindi, Estonian pianist and composer (b. 1901)
• 1971 » Juhan Smuul, Estonian author, poet, and screenwriter (b. 1921)
• 1971 » Michel Brière, Canadian ice hockey player (b. 1949)
• 1975 » François Tombalbaye, Chadian soldier, academic, and politician, 1st President of Chad (b. 1918)
• 1975 » Larry Parks, American actor and singer (b. 1914)
• 1978 » Funmilayo Ransome-Kuti, Nigerian educator and women's rights activist (b. 1900)
• 1978 » Jack Chambers, Canadian painter and director (b. 1931)

1. Jan
2. Johannes
3. Jeroen
4. Peter
5. Robert
6. Marcel
7. Marco
8. Michael
9. Mark
10. Richard
11. Patrick
12. Cornelis
13. Hendrik
14. David
15. Dennis
16. Pieter

1. Sandra
2. Bianca
3. Maria
4. Johanna
5. Miranda
6. Monique
7. Wendy
8. Esther
9. Ingrid
10. Anna
11. Jennifer
12. Natasja
13. Saskia
14. Patricia
15. Karin
16. Nicole

• Koningin Juliana (Huis van Oranje-Nassau) was from September 4, 1948 till April 30, 1980 sovereign of the Netherlands (also known as Koninkrijk der Nederlanden)
• In The Netherlands , there was from Thursday, July 20, 1972 to Friday, May 11, 1973 the cabinet Biesheuvel II, with Mr. B.W. Biesheuvel (ARP) as prime minister.
• In The Netherlands , there was from Friday, May 11, 1973 to Monday, December 19, 1977 the cabinet Den Uyl, with Drs. J.M. den Uyl (PvdA) as prime minister.
• The Netherlands had about 13.4 million citizens.
• June 21 » In its decision in Miller v. California, 413 U.S. 15, the Supreme Court of the United States establishes the Miller test for determining whether something is obscene and not protected speech under the U.S. constitution.
• August 8 » Kim Dae-jung, a South Korean politician and later president of South Korea, is kidnapped.
• September 23 » Argentine general election: Juan Perón returns to power in Argentina.
• November 1 » Watergate scandal: Leon Jaworski is appointed as the new Watergate Special Prosecutor.
• November 8 » The right ear of John Paul Getty III is delivered to a newspaper outlet along with a ransom note, convincing his father to pay US$2.9 million.
• November 24 » A national speed limit is imposed on the Autobahn in Germany because of the 1973 oil crisis. The speed limit lasts only four months.

The temperature on April 13, 1973 was between -1.0 °C and 8.0 °C and averaged 3.1 °C. There was 3.8 mm of rain during 1.1 hours. There was 4.0 hours of sunshine (29%). The partly clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the west-northwest.